body{
    font:15px/1.3 'Open Sans', sans-serif;
		color: #5e5b64;
		text-align:center;
}

.div_main{
  height:300px;
  width:300px;
}


/*
页面标题样式
*/
.title{
  position:relative;
  top:-30px;
  font-size:40px;
}

/*
按钮样式
*/
button{
  position:relative;
  top:50px;
  left:-10px;
  display:block;
  font-size:25px;
  height:80px;
  width:210px;
  font-weight:bold;
  color:#FFFFFF;
  border:none;
  background-color:#5597b4;
  box-shadow: 2px 3px 20px rgba(0, 0, 0, 0.2);
}

/*
鼠标滑过按钮改变颜色的样式
*/
button:hover{
  background-color:#e35885;
  cursor:pointer;
  text-decoration:none;
}

/*
结果展示框样式
*/
.text1{
position:relative;
left:300px;
}

/*
参数框样式
*/
.text2{
position:relative;
width:200px;
height:300px;
border-left:5px solid #ccc;
border-right:5px solid #ccc;
border-top:5px solid #ccc;
border-bottom:5px solid #ccc;
border:solid;
top:-50px;
}

.button_div{
  position:relative;
  top:-80px;
}

.div_main{
  height:300px;
  width:300px;
}

.im{
  position:relative;
  top:-550px;
  left:400px;
}

.cla{
  position:relative;
  top:-650px;
  left:400px;
  font-size:30px;
  visibility:hidden;
}
